Barbecue grill



FIG. 1 is a perspective view of a barbecue grill showing my new design with the lid in a closed position;

FIG. 2 is a perspective view thereof with the lid in an open position;

FIG. 3 is a front elevational view of FIG. 1;

FIG. 4 is a side elevation view of FIG. 1; and,

FIG. 5 is a rear elevation view of FIG. 1.

The wheels shown in broken lines in the drawing figures are not part of the claimed ornamental design. 

The ornamental design for a barbecue grill, as shown and described. 